From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DAA86C5ACAE for ; Thu, 12 Sep 2019 01:39:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B5C942085B for ; Thu, 12 Sep 2019 01:39:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728671AbfILBjg (ORCPT ); Wed, 11 Sep 2019 21:39:36 -0400 Received: from tyo161.gate.nec.co.jp ([114.179.232.161]:58206 "EHLO tyo161.gate.nec.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728069AbfILBjg (ORCPT ); Wed, 11 Sep 2019 21:39:36 -0400 Received: from mailgate01.nec.co.jp ([114.179.233.122]) by tyo161.gate.nec.co.jp (8.15.1/8.15.1) with ESMTPS id x8C1dI5o006280 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Thu, 12 Sep 2019 10:39:18 +0900 Received: from mailsv01.nec.co.jp (mailgate-v.nec.co.jp [10.204.236.94]) by mailgate01.nec.co.jp (8.15.1/8.15.1) with ESMTP id x8C1dI3S015606; Thu, 12 Sep 2019 10:39:18 +0900 Received: from mail02.kamome.nec.co.jp (mail02.kamome.nec.co.jp [10.25.43.5]) by mailsv01.nec.co.jp (8.15.1/8.15.1) with ESMTP id x8C1dH8A007804; Thu, 12 Sep 2019 10:39:18 +0900 Received: from bpxc99gp.gisp.nec.co.jp ([10.38.151.149] [10.38.151.149]) by mail02.kamome.nec.co.jp with ESMTP id BT-MMP-8391413; Thu, 12 Sep 2019 10:38:01 +0900 Received: from BPXM23GP.gisp.nec.co.jp ([10.38.151.215]) by BPXC21GP.gisp.nec.co.jp ([10.38.151.149]) with mapi id 14.03.0439.000; Thu, 12 Sep 2019 10:38:00 +0900 From: Naoya Horiguchi To: David Hildenbrand CC: Oscar Salvador , "mhocko@kernel.org" , "mike.kravetz@oracle.com" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH 02/10] mm,madvise: call soft_offline_page() without MF_COUNT_INCREASED Thread-Topic: [PATCH 02/10] mm,madvise: call soft_offline_page() without MF_COUNT_INCREASED Thread-Index: AQHVZ8LT5A97dnADeEaaRGKxuElT0aclsJgAgAD+bYA= Date: Thu, 12 Sep 2019 01:37:59 +0000 Message-ID: <20190912013759.GA4614@hori.linux.bs1.fc.nec.co.jp> References: <20190910103016.14290-1-osalvador@suse.de> <20190910103016.14290-3-osalvador@suse.de> In-Reply-To: Accept-Language: en-US, ja-JP Content-Language: ja-JP X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.34.125.96] Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-TM-AS-MML: disable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org T24gV2VkLCBTZXAgMTEsIDIwMTkgYXQgMTI6Mjc6MjJQTSArMDIwMCwgRGF2aWQgSGlsZGVuYnJh bmQgd3JvdGU6DQo+IE9uIDEwLjA5LjE5IDEyOjMwLCBPc2NhciBTYWx2YWRvciB3cm90ZToNCj4g PiBGcm9tOiBOYW95YSBIb3JpZ3VjaGkgPG4taG9yaWd1Y2hpQGFoLmpwLm5lYy5jb20+DQo+ID4g DQo+ID4gQ3VycmVudGx5IG1hZHZpc2VfaW5qZWN0X2Vycm9yKCkgcGlucyB0aGUgdGFyZ2V0IHZp YSBnZXRfdXNlcl9wYWdlc19mYXN0Lg0KPiA+IFRoZSBjYWxsIHRvIGdldF91c2VyX3BhZ2VzX2Zh c3QgaXMgb25seSB0byBnZXQgdGhlIHJlc3BlY3RpdmUgcGFnZQ0KPiA+IG9mIGEgZ2l2ZW4gYWRk cmVzcywgYnV0IGl0IGlzIHRoZSBqb2Igb2YgdGhlIG1lbW9yeS1wb2lzb25pbmcgaGFuZGxlcg0K PiA+IHRvIGRlYWwgd2l0aCByYWNlcywgc28gZHJvcCB0aGUgcmVmY291bnQgZ3JhYmJlZCBieSBn ZXRfdXNlcl9wYWdlc19mYXN0Lg0KPiA+IA0KPiANCj4gT2gsIGFuZCBhbm90aGVyIHF1ZXN0aW9u ICJpdCBpcyB0aGUgam9iIG9mIHRoZSBtZW1vcnktcG9pc29uaW5nIGhhbmRsZXIiDQo+IC0gaXMg dGhhdCBhbHJlYWR5IHByb3Blcmx5IGltcGxlbWVudGVkPyAobmV3YmVlIHF1ZXN0aW9uIMKvXF8o 44OEKV8vwq8pDQoNClRoZSBhYm92ZSBkZXNjcmlwdGlvbiBtaWdodCBiZSBjb25mdXNpbmcsIHNv cnJ5LiBJdCdzIGludGVuZGVkIGxpa2VzDQoNCiAgVGhlIGNhbGwgdG8gZ2V0X3VzZXJfcGFnZXNf ZmFzdCBpcyBvbmx5IHRvIGdldCB0aGUgcG9pbnRlciB0byBzdHJ1Y3QNCiAgcGFnZSBvZiBhIGdp dmVuIGFkZHJlc3MsIHBpbm5pbmcgaXQgaXMgbWVtb3J5LXBvaXNvbmluZyBoYW5kbGVyJ3Mgam9i LA0KICBzbyBkcm9wIHRoZSByZWZjb3VudCBncmFiYmVkIGJ5IGdldF91c2VyX3BhZ2VzX2Zhc3Qu DQoNCkFuZCBwaW5uaW5nIGlzIGRvbmUgaW4gZ2V0X2h3cG9pc29uX3BhZ2UoKSBmb3IgaGFyZC1v ZmZsaW5lIGFuZA0KZ2V0X2FueV9wYWdlKCkgZm9yIHNvZnQtb2ZmbGluZS4gIEZvciBzb2Z0LW9m ZmxpbmUgY2FzZSwgdGhlIHNlbWFudGljcyBvZg0KcmVmY291bnQgb2YgcG9pc29uZWQgcGFnZXMg aXMgd2hhdCB0aGlzIHBhdGNoc2V0IHRyaWVzIHRvIGNoYW5nZS9pbXByb3ZlLg0KDQpUaGFua3Ms DQpOYW95YSBIb3JpZ3VjaGk=